GMC Sierra - Fuse box

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Engine Compartment Fuse Block

8 months ago by
t0z

GMC Sierra/Sierra Denali is also called VIA Vtrux Truck and Chevrolet Silverado LD.

The engine compartment fuse block
is in the engine compartment, on
the driver side of the vehicle. Lift the cover to access the fuse
block. A fuse puller is available in the left
instrument panel fuse block.
The vehicle may not be equipped
with all of the fuses, relays, and
features shown.

Fuses

Usage

1

Trailer brake

2

Trailer battery

3

Antilock brake system pump

4

Instrument panel BEC 1

5

Passenger motorized seat belt

6

4WD transfer case electronic control

7

Electric park brake

8

Instrument panel BEC 2

9

Driver motorized seat belt

10

Rear window defogger

11

Starter

12

Cooling fan 1

13

Cooling fan 2

14

Left trailer stop/Turn signal lamps

15

Trailer parking lamps

16

Trailer reverse lamps

17

Right trailer stop/Turn signal lamps

18

Fuel pump

19

Integrated chassis control module

20

Electronic suspension control module

21

Fuel pump power module

22

Upfitter 1

23

Upfitter 2

24

Front wiper

25

Antilock brake system valve

26

Upfitter 2

27

Upfitter 3

28

Right parking lamps

29

Left parking lamps

30

Upfitter 3

31

Upfitter 4

32

Upfitter 4

33

Reverse lamps

34

Engine control module/Ignition

35

Air conditioning clutch

36

Heated mirrors

37

Upfitter 1

38

Center high-mounted stop lamp

39

Miscellaneous/ Ignition

40

Transmission/ Ignition

41

Fuel pump 2

42

Cooling fan clutch

43

Engine

44

Fuel injectors A–odd

45

Fuel injectors B–even

46

O2 Sensor B

47

Throttle control

48

Horn

49

Fog lamps

50

O2 Sensor A

51

Engine control module

52

Interior heater

53

Accessory power module/TPM pump

54

Front washer

55

Air conditioning/ Battery regulated voltage control

56

Air conditioning module/ Battery pack

57

Transmission control module/ Engine control module Fuses Usage

58

Headlamps

74

Electric running boards (if equipped)

76

Fuel pump prime / MGU motor

77

Cabin pump motor

79

Vacuum pump

Relays

Usage

59

Fuel pump

60

Upfitter 2

61

Upfitter 3

62

Upfitter 4

63

Trailer parking lamps

64

Run/Crank

65

Upfitter 1

66

Fuel pump 2

67

Air conditioning control

68

Starter

69

Rear window defogger

70

Engine control module

71

Vacuum pump/ Cooling fan clutch

72

CKT 95

73

CKT 92

75

Fuel pump prime/ MGU motor

78

Vacuum pump switch

Instrument Panel Fuse Block (Right)

8 months ago by
t0z

The right instrument panel fuse
block access door is on the
passenger side edge of the
instrument panel.
Pull off the cover to access the fuse
block.

The vehicle may not be equipped
with all of the fuses, relays, and
features shown.

Fuses

Usage

1

Accessory power outlet 3

2

Accessory power outlet 4

7

Body control module 4

8

Body control module 8

9

Rear seat entertainment

10

Cargo lamp

15

Steering wheel controls

18

Radio

19

–

20

Sunroof

23

Airbag/Info

26

Export/Power take off/ Special equipment option/Battery 1

27

Obstacle detection/ USB ports

28

Body control module 2

32

Special equipment option/Battery 2

35

Air conditioning inverter

36

Amplifier

37

Battery system

39

Rear sliding window

42

Right door window motor

43

Front blower

44

Special equipment option

45

Body control module 6

46

Body control module 7

47

Passenger seat

Relays

Usage

50

Retained accessory power

51

Rear sliding window open

52

Rear sliding window close

Instrument Panel Fuse Block (Left)

8 months ago by
t0z

The left instrument panel fuse block
access door is on the driver side
edge of the instrument panel.
Pull off the cover to access the fuse
block.

Fuses

Usage

1

Accessory power outlet 2

2

Special equipment option/Retained accessory power

3

Universal remote system/Interior rearview mirror

6

Body control module 3

7

Body control module 5

8

Driver window switch/ Mirror switch

9

–

10

Accessory power outlet/Retained accessory power

11

Accessory power outlet battery

12

Accessory power outlet 1/Cigarette lighter

13

Discrete logic ignition switch

14

Switch backlighting

17

Body control module 1

19

–

20

–

22

Heating, ventilation, and air conditioning/ Auxiliary heating, ventilation, and airconditioning/Ignition